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Finding the Fourth Proportional to 610,267.14, 842,195.28 and 338,317.74

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Solution

The fourth proportional to 610,267.14, 842,195.28 and 338,317.74 is: 466,893.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,267.14 : 842,195.28 = 338,317.74 : x
  2. Step 2: Convert to fraction form
    610,267.14/842,195.28 = 338,317.74/x
  3. Step 3: Cross multiply
    610,267.14x = 842,195.28 × 338,317.74
  4. Step 4: Simplify right side
    610,267.14x = 284,929,603,768.27
  5. Step 5: Solve for x
    x = 284,929,603,768.27/610,267.14
  6. Step 6: Final answer
    x = 466,893.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.